ZeroTol® HC Broad Spectrum Algaecide, Bactericide & Fungicide — 1 gal — OMRI Listed®

ZeroTol® HC Broad Spectrum Algaecide, Bactericide & Fungicide — 1 gal

ZeroTol® HC is a broad-spectrum algaecide, bactericide, and fungicide that kills plant pathogens on contact using hydrogen peroxide (5.34%) and peroxyacetic acid (1.36%). With no toxic residues, a 0-day preharvest interval, and a 0-hour REI, it is safe to use around people, pets, and wildlife — and can be applied right up to harvest. OMRI Listed® for certified organic production, ZeroTol® HC is ideal for greenhouse, hydroponic, aquaponic, and landscape applications and integrates seamlessly with conventional and biological pest management programs.

Target Diseases & Pathogens

• Powdery mildew
• Botrytis (grey mold)
• Pythium
• Fusarium
• Algae
• Additional bacterial and fungal pathogens — see label

Key Features

• OMRI Listed® — approved for certified organic production
• 0-hour REI and 0-day PHI — apply up to the day of harvest with no re-entry waiting period
• No toxic residues — safe around people, pets, and wildlife
• Ideal for greenhouse, hydroponic, aquaponic, and landscape use
• Disinfects greenhouse surfaces, tools, benches, and watering systems
• Promotes stronger roots and stems while supporting sustainable growing

Product Details

Active Ingredients

Hydrogen Peroxide 5.34%, Peroxyacetic Acid 1.36%

Size

1 gal

Application Rate

0.75–1 oz per gal of water

REI

0 Hours

PHI

0 Days

pH

1.5

Signal Word

Danger

Certification

OMRI Listed®

Manufacturer

Biosafe Systems